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No, plain green tea (about 0–2 calories) fits most intermittent fasts; sweeteners, milk, and other add-ins can end the fast.

No, green tea doesn’t eliminate human parasites; research is limited, and treatment relies on approved medicines.

Yes, green tea can modestly lower blood pressure over weeks to months when consumed regularly.

Yes, green tea can prompt bathroom visits thanks to caffeine, warm fluid, and gut reflexes, though the effect varies by person.

No, brewed green tea has ~0 mg iron per cup; matcha powder has some, and tea can hinder non-heme iron absorption with meals.

Yes—quality fades, not safety; dry leaves stay best for 6–12 months sealed, but any mold, moisture, or off smells mean toss the tea.

No, peppermint tea bags don’t become unsafe; they simply lose aroma and strength over 1–3 years, faster once opened or poorly stored.

No—plain fruit tea infusions contain no sugar; bottled blends and sweetened café drinks can carry plenty.

Most Stash paper tea bags are plastic-free by design, and available evidence points to low microplastic release during normal brewing.